
SKF NA 22/8.2RSX needle roller bearing
- Brand
- SKF
- Category
- Bearings
- Subcategory
- Needle roller bearing
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Description
SKF NA 22/8.2RSX belongs to needle roller bearing, part of our Bearings range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for NA 22/8.2RSX and any equivalents.
The NA RSX line from SKF covers radial needle roller bearings that include both an inner ring and a factory-fitted seal. Their compact radial cross-section suits positions where a ball bearing would take up too much room but radial loads are still significant. Typical installations include machine tools, transmission assemblies and other equipment with tight axial and radial envelopes. MR Industrial Accessories supplies this SKF line and can help you confirm the correct part number.
Reading the designation helps you order the right variant. The NA prefix means the bearing is supplied with an inner ring; versions without that ring run directly on a hardened shaft. The RSX suffix identifies a sealed execution, with a seal fitted at the factory to keep lubricant in and contaminants out. Take NA 22/8.2RSX as an example: the numbers after the slash set the principal dimensions. Understanding this structure makes it easier to spot variants and specify the exact reference.
These bearings appear in machine tools, power transmission equipment, pumps, compressors, conveyor systems and agricultural machinery. Maintenance teams often use them on continuous production equipment where unplanned stops are costly. Because they carry high radial loads in a low profile, they fit gearboxes, pulleys and rollers, and they also work in oscillating or slow-rotation positions under heavy load.
Selection starts with the shaft diameter, outer diameter and width your application calls for. The RSX seal is integrated, which simplifies mounting and reduces maintenance work. Check that the shaft and housing have suitable hardness and surface finish, and that alignment is correct so parasitic axial loads do not appear. In most cases the factory grease fill is enough; severe conditions may call for relubrication. Follow the manufacturer's mounting instructions.
Needle roller bearings with an inner ring and seal from other brands can often be interchanged if dimensions and seal type match. Do not go by the part number alone: compare bore, outside diameter and width. SKF is a global reference, and MR Industrial Accessories carries it as one of the brands in its range. If you are replacing a bearing from another maker, send the measurements and we will help you locate the corresponding SKF option.
To request a quote for the SKF NA RSX series needle roller bearing you need, send the complete part number by WhatsApp or email to MR Industrial Accessories. If you do not have it at hand, send the shaft and housing measurements and we will guide you. Our team replies promptly and can suggest equivalents and help you choose.
Dimensions
Dimensions and tolerances: Message us the part number on WhatsApp and we'll verify its dimensions and version with the manufacturer's datasheet.
Frequently asked questions
- What does the RSX suffix mean on an SKF bearing?
- RSX indicates a factory seal. That seal keeps lubricant in place and helps block dust and moisture, which supports service life in contaminated surroundings. Do not confuse it with suffixes for cage design or internal clearance.
- How do I choose between a needle roller bearing with or without an inner ring?
- A hardened and ground shaft can take a bearing without an inner ring, which is more compact. If the shaft lacks adequate hardness, choose one with an inner ring, such as the NA series. In either case, verify dimensions and the required radial load.
- Can I replace a needle roller bearing from another brand with an SKF one?
- Yes, provided the main dimensions (inner diameter, outer diameter and width) and the seal type match. A similar part number is not enough. Send us the measurements or the original part number and we will find the SKF equivalent.

